Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-07-2024 17:13

General

  • Target

    3e30bda754f5aceba86a09d2297bef9d_JaffaCakes118.exe

  • Size

    18KB

  • MD5

    3e30bda754f5aceba86a09d2297bef9d

  • SHA1

    b615305986a9939be856f0e18b73aa57289ed424

  • SHA256

    819d25cd270e2948e396ab241b33ce326fdc88d4744ce57b00c678aaa13c07a3

  • SHA512

    16b8d7671811a5b96b901cf36e535fd0e5bff4e09f8acc6cd3354b0352533dea7341d41dbfcf84f311398afe8d93202332a6768b62bcee661681f06d4af01e86

  • SSDEEP

    384:1/YtWX3VsI0ZNvmxKDQCkEKDVbJEp5KDGPGAblW/ItW:1Sil9mPGk

Malware Config

Extracted

Family

purecrypter

C2

https://store2.gofile.io/download/6cfa5f96-0a27-494c-acab-e04bc98e61ae/Mdsljadlksosujin.dll

Signatures

  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e30bda754f5aceba86a09d2297bef9d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3e30bda754f5aceba86a09d2297bef9d_JaffaCakes118.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 736 -s 1776
      2⤵
      • Program crash
      PID:3672
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 736 -ip 736
    1⤵
      PID:4920

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/736-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

      Filesize

      4KB

    • memory/736-1-0x0000000000780000-0x000000000078A000-memory.dmp

      Filesize

      40KB

    • memory/736-2-0x0000000074A30000-0x00000000751E0000-memory.dmp

      Filesize

      7.7MB

    • memory/736-3-0x0000000074A30000-0x00000000751E0000-memory.dmp

      Filesize

      7.7MB